Home / 912,377.25-1,259,029.80-504,454.59

Finding the Fourth Proportional to 912,377.25, 1,259,029.80 and 504,454.59

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Solution

The fourth proportional to 912,377.25, 1,259,029.80 and 504,454.59 is: 696,119.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,377.25 : 1,259,029.80 = 504,454.59 : x
  2. Step 2: Convert to fraction form
    912,377.25/1,259,029.80 = 504,454.59/x
  3. Step 3: Cross multiply
    912,377.25x = 1,259,029.80 × 504,454.59
  4. Step 4: Simplify right side
    912,377.25x = 635,123,361,556.78
  5. Step 5: Solve for x
    x = 635,123,361,556.78/912,377.25
  6. Step 6: Final answer
    x = 696,119.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.